A new report suggests that a living mammoth could perhaps be regenerated from DNA extracted from clumps of the animal’s hair.
A new report suggests that a living mammoth could perhaps be regenerated from DNA extracted from clumps of the animal’s hair.
Dr. Kantrowitz performed the first human heart transplant in the United States and pioneered the development of devices to prolong the life of patients with heart failure.
The tool bag, which floated away along with everything inside it, was one of the largest items ever to be lost by a spacewalker.
The cancer drug Avastin raises the risk of blood clots in the veins by a third when added to chemotherapy, researchers said.
The Tarim mummies have become protagonists in a political dispute over who should control the Xinjiang Uighur Autonomous Region.
The tool bag, which floated away along with everything inside it, was one of the largest items ever to be lost by a spacewalker.
The tool bag, which floated away along with everything inside it, was one of the largest items ever to be lost by a spacewalker.
With the recent violence in eastern Congo, there are no trained rangers now to protect the mountain gorillas in the region.
Even though the supply of insecticide-treated mosquito nets has increased sharply, 90 million children are still unprotected.